Section 700 - Operation
Door Box (Using Extension Adaptor)
(CPC-B Version 7.0 and higher and CPC-A II Version 7.0 and higher)
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SCC-B Version 1.2 or higher is required for this feature.
One of ten ringing patterns can be selected.
The ringing patterns are different for key phones and SLT/OPX phones.
Door boxes (also called door phones) and door openers work together. The
door box is an intercom that allows visitors to announce their presence from
the office door. The door opener enables a user to unlock the door using a
telephone. Door openers are not sold by Panasonic; they can be purchased
separately from an electronics dealer.
There are two types of door phone adaptors available for the DBS. The first
type (VB-43701) 1
uti izes a trunk connection to connect to the door box. See
Door Box- (Using Trunk Adaptof)
(VB-437 11) utilizes a digital port extension to connect to the door box and
door opener and is described below.
To Open a Door When Talking to the Door Box:
1. Answer the Door Box.
2. While still connected to the call, dial:
9999 by default)
3. The door will unlock. Listen for the person to enter the building before
To Open the Door When Not Talking to the Door Box:
1. Press the ON/OFF key (or pick up the handset).
DBS Manual - Issued 8/l/95
Chapter 2. System Features
for more information. The second type